MORTGAGE SERVICING RIGHTS - Changes in mortgage servicing rights (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Loan Servicing Rights
Balance, beginning of period	$ 916	$ 674	$ 772	$ 683
Originated	197	75	504	181
Amortization (1)	(115)	(50)	(278)	(165)
Balance, end of period	998	699	998	699
Valuation Allowance
Balance, beginning of period	(123)	(25)	(22)	(10)
(Increase) decrease in impairment reserve (1)	12	(65)	(89)	(80)
Balance, end of period	(111)	(90)	(111)	(90)
Loan servicing rights, net	$ 887	$ 609	$ 887	$ 609